<script setup>
    import adminApi from "@/api/admin.js";
    import {ref} from "vue";
    import {ElMessage, ElMessageBox} from "element-plus";
    import {
        Delete,
        Edit,
        Upload,
        Download,
        Plus
    } from '@element-plus/icons-vue'
    //数据表格
    const list = ref([])
    const total = ref(0)
    //分页信息和搜索条件
    const adminQuery = ref({
        name:'',
        phone:'',
        page:1,
        limit:10
    })

    const dateTimeRange = ref([])
    /*adminApi.list(adminQuery.value).then(result=>{
        list.value = result.data.records
        total.value = result.data.total
    })*/

    const loadData = () =>{
        adminApi.list(adminQuery.value).then(result=>{
            if (result.code == 0){
                list.value = result.data.records
                total.value = result.data.total
            }
        })
    }
    loadData()

    const onSearch = () =>{
        adminQuery.value.page = 1
        adminQuery.value.beginUpdateTime = null
        adminQuery.value.endUpdateTime = null
        if (dateTimeRange.value && dateTimeRange.value.length == 2){
            adminQuery.value.beginUpdateTime = dateTimeRange.value[0]
            adminQuery.value.endUpdateTime = dateTimeRange.value[1]
        }
        loadData()
    }

    const reset = () =>{
        adminQuery.value.name = ''
        adminQuery.value.phone = ''
    }

    //根据ID删除
    const deleteById = (id) =>{
        ElMessageBox.confirm(
            '您确认要删除吗？',
            '警告',
            {
                confirmButtonText: '确认',
                cancelButtonText: '取消',
                type: 'warning',
            }
        )
            .then(() => {
                adminApi.deleteById(id).then(result =>{
                    if (result.code == 0){
                        ElMessage.success(result.msg)
                        loadData()
                    }else {
                        ElMessage.error(result.msg)
                    }
                })
            })
    }

    //批量删除
    const ids = ref([])
    const handleSelectionChange = (rows) =>{
        console.log('多选',rows)
        ids.value = rows.map(row => row.id)
        console.log(ids.value)
    }
    const deleteAll = () =>{
        ElMessageBox.confirm(
            '您确认要删除吗？',
            '警告',
            {
                confirmButtonText: '确认',
                cancelButtonText: '取消',
                type: 'warning',
            }
        )
            .then(() => {
                adminApi.deleteAll(ids.value).then(result =>{
                    if (result.code == 0){
                        ElMessage.success(result.msg)
                        loadData()
                    }else {
                        ElMessage.error(result.msg)
                    }
                })
            })
    }

    //添加、编辑
    const dialogFormVisible = ref(false)
    const admin = ref({})
    const showAddDialog = () =>{
        admin.value = {}
        dialogFormVisible.value = true
    }

    const showUpdateDialog = (id) =>{
        dialogFormVisible.value = true
        admin.value = {}
        adminApi.selectById(id).then(result =>{
            if (result.code == 0 ){
                admin.value = result.data
            }
        })
    }

    const addOrUpdate = () =>{
        if (admin.value.id){
            adminApi.update(admin.value).then(result =>{
                if (result.code == 0){
                    ElMessage.success(result.msg)
                    dialogFormVisible.value = false
                    loadData()
                }else {
                    ElMessage.error(result.msg)
                }
            })
        }else {
            adminApi.add(admin.value).then(result =>{
                if (result.code == 0){
                    ElMessage.success(result.msg)
                    dialogFormVisible.value = false
                    loadData()
                }else {
                    ElMessage.error(result.msg)
                }
            })
        }

    }

    // el-switch状态切换
    const handleSwitchChange = (row) =>{
        console.log(row)
        const admin = {}
        admin.id = row.id
        admin.status = row.status
        adminApi.update(admin).then(result =>{
            if (result.code == 0){
                ElMessage.success(result.msg);
            }else {
                ElMessage.error(result.msg)
            }
        })
    }

    //图片上传
    const handleAvatarSuccess = (result) =>{
        admin.value.avatar = result.data
    }
    import {useTokenStore} from '@/store/token.js'
    const tokenStore = useTokenStore();
    const headers = ref({
        //携带token传递到后端
        Authorization: tokenStore.token
    });


    //导入、导出excel
    const exportExcel = () => {
        courseApi.exportExcel().then((result) => {
            let blob = new Blob([result], { type: "application/xlsx" });
            let url = window.URL.createObjectURL(blob);
            const link = document.createElement("a"); // 创建a标签
            link.href = url;
            link.download = "课程列表.xlsx"; // 重命名文件
            link.click();
            URL.revokeObjectURL(url);
        });
    }

    const importExcelSuccess = (result) => {
        if (result.code == 0) {
            ElMessage.success(result.msg)
            loadData()
        }
    }

    //添加角色相关
    const dialogRoleVisible = ref(false)
    const roleList = ref([])
    const assignedRoleIdList = ref([])
    const showAssignedRoleDialog = (row) => {
        admin.value = row
        adminApi.selectAssignRole(row.id).then(result => {
            roleList.value = result.data.roleList
            assignedRoleIdList.value = result.data.assignedRoleIdList
            dialogRoleVisible.value = true

        })
    }

    const assignRole = () =>{
        const roleIds = assignedRoleIdList.value.join(',')
        adminApi.assignRole(admin.value.id,roleIds).then(result=>{
            ElMessage.success(result.msg)
            dialogRoleVisible.value = false
        })
    }
</script>

<template>
    <el-card class="">
        <template #header>
            <div class="header">
                <el-button type="primary" :icon="Plus" @click="showAddDialog">添加</el-button>
                <el-button type="primary" :icon="Delete"@click="deleteAll">批量删除</el-button>
            </div>
        </template>
        <el-form :inline="true">
            <el-form-item label="名字">
                <el-input v-model="adminQuery.name" placeholder="请输入名字" clearable  style="width: 200px"/>
            </el-form-item>
            <el-form-item label="手机号">
                <el-input v-model="adminQuery.phone" placeholder="请输入手机号" clearable style="width: 200px"/>
            </el-form-item>
            <el-form-item label="更新时间" :label-width="100">
<!--                <el-date-picker
                    v-model="adminQuery.beginUpdateTime"
                    type="datetime"
                    value-format="YYYY-MM-DD HH:mm:ss"
                    placeholder="开始时间"
                />
                <el-date-picker
                    v-model="adminQuery.endUpdateTime"
                    type="datetime"
                    value-format="YYYY-MM-DD HH:mm:ss"
                    placeholder="结束时间"
                />-->
                <el-date-picker
                    clearable
                    v-model="dateTimeRange"
                    type="datetimerange"
                    start-placeholder="开始时间"
                    end-placeholder="结束时间"
                    value-format="YYYY-MM-DD HH:mm:ss"
                />
            </el-form-item>
            <el-form-item>
                <el-button type="primary" @click="onSearch">搜索</el-button>
                <el-button type="danger" @click="reset">重置</el-button>
            </el-form-item>
        </el-form>
        <el-table :data="list" style="width: 100%" ref="multipleTableRef" @selection-change="handleSelectionChange">
            <el-table-column type="selection" width="55" />
            <el-table-column fixed prop="id" label="ID"/>
            <el-table-column prop="name" label="名字"/>
            <el-table-column prop="password" label="密码"/>
            <el-table-column prop="phone" label="电话"/>
            <el-table-column prop="email" label="邮箱"/>
            <el-table-column prop="status" label="状态">
                <template #default="scope">
                    <el-switch
                        v-model="scope.row.status"
                        style="--el-switch-on-color: #13ce66; --el-switch-off-color: #ff4949"
                        :active-value="1"
                        :inactive-value="0"
                        active-text="正常"
                        inactive-text="停用"
                        inline-prompt
                        @change="handleSwitchChange(scope.row)"
                    />
                </template>
            </el-table-column>
            <el-table-column prop="avatar" label="头像">
            <template #default="scope">
                <img :src="scope.row.avatar" style="max-height: 40px; max-width: 120px;"/>
            </template>
            </el-table-column>
            <!-- <el-table-column prop="avatar" label="头像"/> -->
            <el-table-column prop="updateTime" label="更新时间" width="180px"/>
            <el-table-column align="center" width="200px" fixed="right" label="操作">
                <template #default="{ row }">
                    <el-button size="small" type="primary" @click="showUpdateDialog(row.id)">编辑</el-button>
                    <el-button size="small" type="danger" @click="deleteById(row.id)">删除</el-button>
                    <el-button type="success" size="small" @click="showAssignedRoleDialog(row)">角色</el-button>
                </template>
            </el-table-column>
        </el-table>
        <el-pagination
            v-model:current-page="adminQuery.page"
            v-model:page-size="adminQuery.limit"
            :page-sizes="[10, 20, 30, 40]"
            layout="total, sizes, prev, pager, next, jumper"
            :total="total"
            @change="loadData"
            style="margin-top: 20px; justify-content: flex-end"
        />
    </el-card>

    <!--添加编辑弹出框-->
    <el-dialog v-model="dialogFormVisible" :title="title" width="500" :lock-scroll="false">
        <el-form :model="admin">
            <el-form-item label="名字" :label-width="60">
                <el-input v-model="admin.name" autocomplete="off" />
            </el-form-item>
            <el-form-item label="密码" :label-width="60">
                <el-input v-model="admin.password" autocomplete="off" />
            </el-form-item>
            <el-form-item label="邮箱" :label-width="60">
                <el-input v-model="admin.email" autocomplete="off" />
            </el-form-item>
            <el-form-item label="手机号" :label-width="60">
                <el-input v-model="admin.phone" autocomplete="off" />
            </el-form-item>
            <el-form-item label="照片" :label-width="60">
            <el-upload
                class="avatar-uploader"
                action="/api/upload"
                :show-file-list="false"
                :on-success="handleAvatarSuccess"
                :headers="headers"
            >
                <img v-if="admin.avatar" :src="admin.avatar" class="avatar"/>
                <el-icon v-else class="avatar-uploader-icon">
                    <Plus/>
                </el-icon>
            </el-upload>
            </el-form-item>
        </el-form>
        <template #footer>
            <div class="dialog-footer">
                <el-button @click="dialogFormVisible = false">取消</el-button>
                <el-button type="primary" @click="addOrUpdate">
                    确认
                </el-button>
            </div>
        </template>
    </el-dialog>
    <!-- 角色分配dialog-->
    <el-dialog title="分配角色" v-model="dialogRoleVisible" width="40%">
        <el-form ref="form" :model="admin" label-width="80px">
            <el-form-item label="用户名">
                <el-input v-model="admin.name" disabled></el-input>
            </el-form-item>
            <el-form-item label="角色列表">
                <el-checkbox-group v-model="assignedRoleIdList">
                    <el-checkbox v-for="role in roleList" :key="role.id" :label="role.id">{{role.name}}</el-checkbox>
                </el-checkbox-group>
            </el-form-item>
            <el-form-item>
                <el-button type="primary" @click="assignRole">保存</el-button>
                <el-button  @click="dialogRoleVisible = false">取消</el-button>
            </el-form-item>
        </el-form>
    </el-dialog>

</template>

<style scoped lang="scss">
.avatar-uploader .avatar {
    width: 178px;
    height: 178px;
    display: block;
}
</style>

<style>
.avatar-uploader .el-upload {
    border: 1px dashed var(--el-border-color);
    border-radius: 6px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: var(--el-transition-duration-fast);
}

.avatar-uploader .el-upload:hover {
    border-color: var(--el-color-primary);
}

.el-icon.avatar-uploader-icon {
    font-size: 28px;
    color: #8c939d;
    width: 178px;
    height: 178px;
    text-align: center;
}
</style>